释义 |
blanket weednoun [mass noun]A common green freshwater alga which forms long unbranched filaments, sometimes becoming a problem in over-enriched water and garden ponds.- Genus Spirogyra, division Chlorophyta (or phylum Chlorophyta, kingdom Protista).
Back at home, one of our chores this week has been scooping blanket weed out of the pond....- The shade from the lily pads and the maple was sufficient to keep down the slimy blanket weed that was threatening to fill the pond earlier in the season.
- He does admit that blanket weed can be a nuisance with newly installed ponds, particularly towards the end of a hot summer.
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